package com.dd.mytest.mapper;

import com.dd.mytest.po.User;
import org.apache.ibatis.annotations.Param;

import java.util.List;

/**
 * @author: lkd
 * @date: 2023/05/12/14:42
 * @Description:
 */
public interface UserMapper {

  Long allUserCountsBySex(@Param("sex") Integer sex);

  User selectUser(@Param("id") Integer id);

  int insertUser(@Param("user") User user);

}
